/*
Styles pour le site web one-pager de David Lutzy
Design moderne, professionnel et responsive avec animations fluides
Palette de couleurs sportive et élégante
*/

/* Reset et Variables */
:root {
    --primary-color: #e74c3c;
    --secondary-color: #2c3e50;
    --accent-color: #f39c12;
    --text-dark: #1a1a1a;
    --text-light: #ffffff;
    --text-gray: #6c757d;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a1a;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--text-light);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
#hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.7) 0%, rgba(44, 62, 80, 0.7) 100%),
                url('images/david-yannick-unbound.jpg') no-repeat center center/cover;
    background-attachment: fixed;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-light);
    padding: 2rem;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    letter-spacing: 5px;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 0, 0, 0.5);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 300;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.3s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--primary-color);
    font-family: 'Montserrat', sans-serif;
}

.stat-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.7);
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: var(--primary-color);
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 50px;
    transition: var(--transition);
    animation: fadeInUp 1s ease 0.9s backwards;
}

.cta-button:hover {
    background: #c0392b;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.4);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    animation: fadeIn 2s ease 1.5s backwards;
}

.scroll-indicator span {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: rgba(255, 255, 255, 0.5);
    margin: 0 auto;
    animation: scrollDown 2s ease-in-out infinite;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

/* Histoire Section - Plus de padding pour rester visible plus longtemps */
#histoire {
    padding: 8rem 0;
    min-height: 100vh;
}

#histoire .container {
    position: relative;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.title-underline {
    width: 100px;
    height: 4px;
    background: var(--primary-color);
    margin: 0 auto;
}

/* Timeline */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 0 0 4px var(--primary-color);
    z-index: 2;
}

.timeline-marker.highlight {
    width: 30px;
    height: 30px;
    background: var(--accent-color);
    box-shadow: 0 0 0 4px var(--accent-color), 0 0 20px var(--accent-color);
}

.timeline-content {
    width: 45%;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

/* Quote Section */
.quote-section {
    margin-top: 5rem;
    text-align: center;
    padding: 3rem;
    background: var(--bg-light);
    border-radius: 10px;
}

.quote-section blockquote {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-style: italic;
    color: var(--secondary-color);
    line-height: 1.8;
    position: relative;
    padding: 0 2rem;
}

.quote-section blockquote::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-color);
    position: absolute;
    left: -20px;
    top: -20px;
    font-family: Georgia, serif;
}

/* Défi Section */
#defi {
    background: var(--bg-light);
}

.defi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.defi-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.defi-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.defi-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.defi-card h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

/* ✅ AJUSTEMENTS RECOMMANDÉS : 2 colonnes + image réduite */
.defi-description {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);

    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

/* Wrapper image : centré + garde le hover/zoom */
.defi-image-wrapper {
    margin: 0; /* on enlève le margin-bottom, car layout en colonnes */
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);

    display: flex;
    justify-content: center;
    align-items: center;
}

/* Image réduite ~50% */
.defi-action-image {
    width: 50%;
    max-width: 320px;
    height: auto;
    display: block;
    transition: var(--transition);
}

/* Hover identique, mais propre avec image plus petite */
.defi-image-wrapper:hover .defi-action-image {
    transform: scale(1.05);
}

/* Texte (wrapper ajouté au HTML) */
.defi-text h3,
.defi-description h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.defi-text p,
.defi-description p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-gray);
}

/* Équipe Section */
.equipe-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.equipe-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.equipe-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.equipe-image {
    height: 300px;
    overflow: hidden;
    position: relative;
}

.equipe-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center bottom;
    transition: var(--transition);
}

.equipe-card:first-child .equipe-photo {
    object-position: center center;
}

.equipe-card:hover .equipe-photo {
    transform: scale(1.1);
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-align: center;
    padding: 2rem;
}

.equipe-content {
    padding: 2rem;
}

.equipe-content h3 {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
}

.role {
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.preparation {
    background: var(--secondary-color);
    color: white;
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
}

.preparation h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.preparation p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    line-height: 1.8;
}

/* Documentaire Section */
#documentaire {
    background: var(--bg-dark);
    color: var(--text-light);
}

#documentaire .section-title {
    color: var(--text-light);
}

.documentaire-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.documentaire-text h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.documentaire-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.documentaire-highlights {
    margin-top: 2rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.highlight-icon {
    font-size: 1.5rem;
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    position: relative;
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.2) 0%, rgba(243, 156, 18, 0.2) 100%);
}

.play-button {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

.play-button:hover {
    background: #c0392b;
    transform: scale(1.1);
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scrollDown {
    0%, 100% {
        height: 30px;
        opacity: 0.5;
    }
    50% {
        height: 50px;
        opacity: 1;
    }
}

/* AOS Animation Classes */
[data-aos] {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.8);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-links {
        gap: 1rem;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
        letter-spacing: 3px;
        text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 0, 0, 0.6);
        padding: 0 1rem;
    }
    
    .hero-subtitle {
        font-size: clamp(1.1rem, 4vw, 1.6rem);
        text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 0, 0, 0.5);
        padding: 0 1rem;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 60px;
    }
    
    .timeline-marker {
        left: 20px;
        transform: translateX(0);
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .documentaire-content {
        grid-template-columns: 1fr;
    }

    /* ✅ Défi : passe en 1 colonne sur tablette et moins */
    .defi-description {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .defi-action-image {
        width: 70%;
        max-width: 420px;
    }
}

@media (max-width: 600px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: clamp(2rem, 12vw, 3.5rem);
        letter-spacing: 2px;
        text-shadow: 4px 4px 12px rgba(0, 0, 0, 0.9), 0 0 40px rgba(0, 0, 0, 0.7);
        padding: 0 1.5rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: clamp(1rem, 5vw, 1.4rem);
        text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 0, 0, 0.6);
        padding: 0 1.5rem;
    }
    
    .hero-content {
        padding: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .defi-grid {
        grid-template-columns: 1fr;
    }

    /* ✅ Défi : image un peu plus grande sur mobile pour rester lisible */
    .defi-action-image {
        width: 85%;
        max-width: 420px;
    }
}